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PopNx MCPMCP servers for people who use AI · explained in plain words

Postlyra

by prof-1tversion 0.2.0-rc.1i★ –iRuns in the cloud
Registry nameio.github.prof-1t/postlyra-mcp

Install

Overview

Description from the maker (original English)

Manage Telegram drafts, media, schedules and publications from AI clients.

PopNx MCP’s three pillars

These three are never merged into one score: opinions, measurements and popularity are different things.

What you can do with it

We have not written a plain-language summary for this one yet. Below are the facts we read from the registry.

  • Connection: Runs in the cloud
  • Transport: Streamable HTTP
  • Category: Chat & email

Install

Pick the AI app you use, then copy the settings.

Before you install

  • Basic checks: 1 of 1 passed
  • Runs on the maker’s server: what you ask it goes through their server.
  • The registry lists no key to fill in.

You need

Which app do you use?

Pick your app above. We remember it, so next time the button says “Install in …”.

Works in Claude on the web, desktop and mobile:

  1. Open Settings → Connectors
  2. Press Add custom connector
  3. Paste the address below and press Add
  4. If it asks you to sign in, sign in with the maker
SettingsConnectors1+ Add2https://…3
https://postlyra.app/mcp

Run this in your terminal

claude mcp add --transport http postlyra https://postlyra.app/mcp

Open in Cursor

Or copy the settings yourself

Paste into .cursor/mcp.json in your project, or ~/.cursor/mcp.json

{
  "mcpServers": {
    "postlyra": {
      "url": "https://postlyra.app/mcp"
    }
  }
}

Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.

Open in VS Code

Or copy the settings yourself

Paste into .vscode/mcp.json in your project

{
  "servers": {
    "postlyra": {
      "type": "http",
      "url": "https://postlyra.app/mcp"
    }
  }
}

Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.

ChatGPT connects only to servers on the internet:

  1. Open ChatGPT on the web → Settings → Connectors (Apps)
  2. Press Create or Add (some plans need Developer mode under Advanced first)
  3. Paste the address below, give it a name and save
  4. If it asks you to sign in, sign in with the maker
SettingsConnectors1+ Create2https://…3
https://postlyra.app/mcp

Menu names can differ slightly by plan and over time.

Your choice stays on this device in a cookie; no account needed.

These settings are generated from the maker’s registry entry. If the README says otherwise, follow the README.

What it can do

We have not read this server’s tool list yet; we check endpoints in rotation.

Basic checksi

We check information anyone can see; we have not read the code. Checks that do not apply are left out of the count. · Checked Nov 7, 2026

  • ✓ Pass

    Maker matches the repo

    The registry name was verified with the GitHub account prof-1t, which owns the repo

  • … Not checked yet

    Still maintained

    We have not read this repo from GitHub yet

  • … Not checked yet

    Has a licence

    We have not read this repo from GitHub yet

  • … Not checked yet

    Endpoint responds

    Not checked yet; we check endpoints in rotation

  • … Not checked yet

    Sign-in with OAuth

    Not checked yet; we check endpoints in rotation

  • … Not checked yet

    No hidden instructions in tool descriptions

    Not checked yet; we read the tool list when we check the endpoint

Compared with others in Chat & emaili

  • More stars than 0% of the other 1828 servers in this category
  • Published to the registry more recently than 32% of the other 1828 servers in this category
  • Basic checks equal to or better than 100% of the other 1828 servers in this category

Compared with every active server in this category in the registry. Stars count only when the publisher owns the repo.

Common questions

Is Postlyra safe?

It passed 1 of 1 applicable basic checks. We have not read the code. Before adding a key or token, see what access the server asks for and use a key with only the permissions you need.

What keys or codes does it need?

The registry does not list a required key, though some servers ask you to sign in on first use.

Does it run on my computer or in the cloud?

It runs in the maker’s cloud. Connect over the internet with nothing to install, but what you send passes through the maker’s servers.

Is it still maintained?

The GitHub repo last changed –, and the latest version (0.2.0-rc.1) reached the registry 2 months ago.

Which apps can use it?

Apps that support MCP, such as Claude Desktop, Claude Code, Cursor and VS Code. It connects by URL, so apps that accept remote MCP servers work too, such as ChatGPT in developer mode.

What can I use instead?

In the same category: Vexa, emailmd, MCP WhatsApp Cloud

Alternatives

Servers in the same category from other makers, sorted by stars.

Reading a card:★ GitHub starsiThree pillars: reviews · checks · usageiUpdated = latest version published to the registryi

Vexa

by Vexa-ai

Meeting bot and transcripts for Google Meet, Teams and Zoom. Live or after, speakers labelled.

Runs in the cloud★ 2,949Apache-2.0Updated 2 months ago
Install

emailmd

by anypost

Render markdown into email-safe HTML, lint drafts for deliverability problems, and preview emails.

Computer or cloud★ 1,385MITUpdated 32 days ago
Install

MCP server for WhatsApp Cloud API (Meta) — messages, media, and templates via Graph API

Runs on your computer★ 277MITUpdated 5 months ago
Install

README from the maker

Open the README

Copied from the maker’s repo as written. PopNx MCP has not reviewed or endorsed it. HTML, images and scripts are removed. Links lead off this site.

Postlyra MCP

Postlyra.app connects AI chats to Telegram publishing. Create structured drafts, review previews and publish to a named connected channel now or on a schedule. For ChatGPT, install Postlyra from the published plugin directory; for compatible clients, use remote MCP.

Русский · Website · Connection guide

Save Telegram drafts, schedule publications and manage your content from an AI client. Postlyra is a hosted service. This repository contains public integration instructions, client configurations and diagnostics; it does not contain the private SaaS backend. No bot token or locally installed server is required.

Current discovery, checked October 28, 2026: the hosted endpoint reports MCP server version 0.3.6 and exposes 41 tools through tools/list. This includes get_postlyra_guide and eight auto-signature tools for listing, reading, previewing, creating, updating, deleting, converting drafts and assigning signatures. Registry version remains 0.2.0-rc.1; its version is separate from the hosted service. See the release record.

Historical compatibility evidence for hosted MCP 0.3.5. Its discovery snapshot contained 32 tools. Desktop ChatGPT completed draft/card edits, browser source continuity, scheduling/moving/canceling, timed channel delivery and selected-message edit/delete with developer CSP enforcement enabled. The 804-test suite, typecheck/build and documentation checks passed. Group acceptance is blocked by a client safety review; remaining clients/devices are listed in client evidence. See the card guide. Registry version remains 0.2.0-rc.1.

Connect

  • Remote MCP URL: https://postlyra.app/mcp
  • Transport: Streamable HTTP
  • Authentication: OAuth with PKCE, using your Postlyra account.
  1. Open Postlyra and sign in with Telegram.
  2. Add your channel or group under Connections and grant @PostlyraBot the necessary rights. You may save drafts before connecting a destination.
  3. In ChatGPT, install Postlyra from the plugin directory. In other compatible AI clients, add the MCP URL. Follow the OAuth sign-in flow and review the requested permissions.
  4. Ask the client to list your connected channels, then save a test draft. Configuration is complete only after authorization and a successful tool call.
Claude Code
claude mcp add --transport http --scope user postlyra https://postlyra.app/mcp

Open /mcp and authenticate Postlyra. Alternatively merge claude-code.json into the project's .mcp.json without replacing other servers. This is a Claude Code configuration, not a Claude Desktop remote-connector configuration. Official Claude Code instructions.

Codex

Merge codex.toml into your Codex config.toml, preserving the existing configuration. Then run codex mcp login postlyra to start the separate MCP OAuth flow. Official Codex instructions.

Cursor

Merge cursor.json into project .cursor/mcp.json or your global Cursor MCP configuration. Open the server settings and complete OAuth. Official Cursor instructions.

ChatGPT

In ChatGPT, open Postlyra in the plugin directory and install it. Connect your Postlyra account through OAuth, sign in with Telegram and review the requested permissions. Ask for your connected channels, save a draft and review its preview. Then explicitly name the channel and authorize publishing; for scheduling, include a date, time and time zone. Availability depends on your account and workspace policy. The published plugin is the primary installation path; it does not require Developer mode.

Claude

Open Customize → Connectors → Add custom connector, enter the public MCP URL and select Connect to authorize Postlyra. Team/Enterprise owners may need to add the connector for their organization first. Claude's remote connection originates from Anthropic's infrastructure, including when using Claude Desktop; use the account connector interface rather than the local desktop-extension configuration. Official Claude instructions.

Example requests

  • “Save this text as a Postlyra draft titled Weekly recap.”
  • “Find my draft about the autumn launch and show it.”
  • “Find my music post and show its Postlyra card.”
  • “Schedule this post in my connected channel for October 22, 2026 at 10:00 Europe/Moscow.”
  • “Move that publication to October 23 at the same local time.”
  • “Apply the current version only to the publication in my news channel.”
  • “Cancel this scheduled publication.”
  • “Show posts that need attention.”

Read permissions, media transfer, troubleshooting and the compatibility record.

Free Beta

5 channels/groups, 30 publications per day, 300 per 30-day period and 1 GB of media. For server-managed connected publications, one known target counts as one publication; technical retries are not additional publications. Native/inline flows use temporary holds and the confirmations available from Telegram, so exact recipient counting is not guaranteed. See confirmation limits. Publications include mandatory Postlyra attribution. AI-client subscriptions are separate.

Drafts and publications are distinct. Saving content does not automatically edit sent messages. Native/inline Telegram shares may lack identifiers required for later message management; the original Postlyra draft remains editable.

Diagnostics

Node.js 18+:

node scripts/diagnose.mjs

This makes read-only checks of public metadata and unauthenticated MCP discovery. It does not authenticate, access drafts or publish anything.

Distribution status

server.json is published as io.github.prof-1t/postlyra-mcp, version 0.2.0-rc.1. The official Registry API confirmed an active entry on September 11, 2026. The production endpoint also exposes the expanded tool metadata. Postlyra is also published in the ChatGPT plugin directory. The MCP Registry and ChatGPT directory are separate distribution channels; a listing does not establish independent live validation of every AI client. See the release record.

Useful guides

Support

Postlyra support · Privacy · Terms

Never include access tokens, authorization codes, private previews or channel content in public issues.

Official client references

Claude Code MCP · MCP remote registry · Codex MCP · Cursor MCP

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